Replace your old, worn wiper lips and restore full cleaning power to your Karcher window vac with this 280mm wiper lip replacement. Compatible with the WV 50, WV 75, WV 2 and WV 5 window vacs, this vacuum accessory lets you refresh the crucial wiper component that enables streak-free window cleaning. The wiper lip attaches to the suction pad and squeezes water away as you clean, leaving you with crystal clear, sparkling window panes. By replacing your wiper lip regularly, you can maintain your window vac's high performance and enjoy the convenience of quick, easy window cleaning without the hassle of drips, smears or smudges. Keep your Karcher window vac running like new and make light work of household chores with this must-have wiper lip replacement. The manufacturer's part number for this product is 2.633-005.0. Visit our site today to get this essential window vac accessory.